[libvirt] [PATCH 01/23] util: xml: Enforce return value check from virXMLFormatElement

[Peter Krempa]

The function does not transfer errors from 'attrBuf' and 'childBuf'
arguments into 'buf', but rather reports them right away, thus we need
to make sure that it's always checked.t

Signed-off-by: Peter Krempa <pkrempa at redhat.com>
---
 src/util/virxml.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/util/virxml.h b/src/util/virxml.h
index 78a1e7fa5e..b91fedde82 100644
--- a/src/util/virxml.h
+++ b/src/util/virxml.h
@@ -217,7 +217,8 @@ int
 virXMLFormatElement(virBufferPtr buf,
                     const char *name,
                     virBufferPtr attrBuf,
-                    virBufferPtr childBuf);
+                    virBufferPtr childBuf)
+    ATTRIBUTE_RETURN_CHECK;

 struct _virXPathContextNodeSave {
     xmlXPathContextPtr ctxt;
-- 
2.20.1